package com.atguigu.gulimall.order.web;

import com.atguigu.gulimall.order.service.OrderService;
import com.atguigu.gulimall.order.vo.OrderConfirmVo;
import com.atguigu.gulimall.order.vo.OrderSubmit;
import com.atguigu.gulimall.order.vo.SubmitOrderResponseVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.servlet.http.HttpServletRequest;
import java.util.concurrent.ExecutionException;

/**
 * @author tianxinyu
 * @create 2020-12-29 10:38
 */

@Controller
public class OrderWebController {
    @Autowired
    OrderService orderService;

    @GetMapping("/toTrade")
    public  String toTrade(Model model, HttpServletRequest request) throws ExecutionException, InterruptedException {

        OrderConfirmVo confirmVo = orderService.confirmOrder();
        model.addAttribute("orderConfirmData",confirmVo);
        //显示订单确认的数据
        return "confirm";
    }

    @PostMapping("/submitOrder")
    public String submitOrder(OrderSubmit vo, Model model,
                              RedirectAttributes redirectAttributes){

        SubmitOrderResponseVo responseVo = orderService.submitOrder(vo);
        //下单：去创建订单验令牌 验价格 锁库存

        //下单失败回到订单确认页重新确认订单信息
        System.out.println("订单提交的数据..."+vo);
        if(responseVo.getCode() == 0){
            //下单成功来到支付选择页
            model.addAttribute("submitOrderResp",responseVo);
            return "pay";
        }else{
            String msg = "下单失败";
            switch (responseVo.getCode()){
                case 1: msg += "订单信息过期，请刷新再次提交" ; break;
                case 2: msg +="订单商品价格发生变化，请确认后再次提交"; break;
                case 3: msg +="库存锁定失败，商品库存不足"; break;
            }
            redirectAttributes.addFlashAttribute("msg",msg);
            return "redirect:http://order.gulimall.com/toTrade";
        }

    }










}
